Finding the Fourth Proportional to 4,476,138.06, 6,716,191.68 and 2,345,715.66
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Solution
The fourth proportional to 4,476,138.06, 6,716,191.68 and 2,345,715.66 is: 3,519,613.51
Step by Step Solution
- Step 1: Write the proportion equation
4,476,138.06 : 6,716,191.68 = 2,345,715.66 : x - Step 2: Convert to fraction form
4,476,138.06/6,716,191.68 = 2,345,715.66/x - Step 3: Cross multiply
4,476,138.06x = 6,716,191.68 × 2,345,715.66 - Step 4: Simplify right side
4,476,138.06x = 15,754,275,999,337.71 - Step 5: Solve for x
x = 15,754,275,999,337.71/4,476,138.06 - Step 6: Final answer
x = 3,519,613.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.